Centaurea phrygia subsp. carpatica, (Porc.) Dostal

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 294

(c) Subsp. carpatica (Porc.) Dostál , loc. cit. (1976)

( C. piumosa чах . carpatica Porc. ):

Stems up to 120 cm, simple or sparingly branched. Leaves green, broadly ovate. Capitula solitary. Involucre 18-20 x 17-18 mm, ovoid-globose; appendages of middle bracts blackish-brown, broadly lanceolate, abruptly attenuate into a filiform, recurved acumen; appendages of outer bracts imbricate, not exceeding those of the middle bracts. Florets purple, the outer radiate. • E. Carpathians.